/*
 * Copyright (C) 2020 The LINN Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */

package com.juqimiao.linn.event;

import com.juqimiao.linn.context.ApplicationContextWrapperI;
import com.juqimiao.linn.logging.Logger;
import com.juqimiao.linn.registry.RegistryI;
import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;

import java.util.Map;

/**
 * 用于初始化Event相关配置的类。
 *
 * @author Collin
 */
@Component
@Order
public class EventRegistry implements RegistryI {
    private Logger logger = Logger.getLogger(EventRegistry.class);

    @Autowired
    private EventBus eventBus;

    private ApplicationContextWrapperI applicationContextWrapper;

    @Autowired
    public EventRegistry(ApplicationContextWrapperI applicationContextWrapper) {
        this.applicationContextWrapper = applicationContextWrapper;
    }

    /**
     * Todo: Decide what scene should use the AsynEventbus?
     */
    @Override
    public void register() {
        Map<String, EventHandlerI> handlers = applicationContextWrapper.getBeansOfType(EventHandlerI.class);
        handlers.forEach((key, handler) -> {
            logger.info(String.format("Begin register Event: %s", handler));
            eventBus.register(handler);
            logger.info(String.format("End register Event: %s", handler));
        });
    }
}
